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National Stock Number:
4820-00-439-6931
Federal Supply Class:
4820
National Item Identification Number:
004396931
Description:
VALVE,SAFETY RELIEF
Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
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Manufacturer Information:
| 104952 | 01413 | AIR LOGISTICS CORPORATION | | 4-3056-6 | 86768 | TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT | | A80292 | 81982 | HYDRO-AIRE AEROSPACE CORP | | G-104952 | C0417 | AIRBUS HELICOPTERS DEUTSCHLAND GMBH |
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Techincal Specification:
| CONNECTION STYLE | GASKET SEAL(BOSS) ALL ENDS | | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | PISTON | | OPERATING PRESSURE | 3300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL | ALUMINUM BODY | | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE | | MAXIMUM OPERATING TEMP | 160.0 FAHRENHEIT SINGLE RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES ALL ENDS | | NOMINAL THREAD SIZE | 0.437 INCHES ALL ENDS | | OPENING PRESSURE SETTING | 65.0 POUNDS PER SQUARE INCH | | SEAT ANGLE | 45.0 DEGREES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | VALVE DISCHARGE FLOW RATE | 2.0 GALLONS PER MINUTE | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS. | | THREAD CLASS | 3B ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNF ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS |
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